Wordpress LScache Plugin: Fatal error in V 5 in wp-admin
Last Updated on: Wed, 15 Apr 2026 00:00:02 Hi there, Thank you for your great plugin. It has a Fatal error in wp-admin. I am using PHP 8.1 and WordPress 6. Warning: Undefined property: LiteSpeed Admin_Display::$_summary in /home/[...]/wp-content/plugins/litespeed-cache/src/root.cls.php on line 579 Fatal error: Uncaught TypeError: array_merge(): Argument #1 must be of type array, null given in /home/[...]/wp-content/plugins/litespeed-cache/src/root.cls.php:583 Stack trace: #0 /home/[...]/wp-content/plugins/litespeed-cache/src/root.cls.php(583): array_merge() #1 /home/[...]/wp-content/plugins/litespeed-cache/tpl/banner/new_version.php(24): LiteSpeed Root::save_summary() #2 /home/[...]/wp-content/plugins/litespeed-cache/src/gui.cls.php(354): include(/home/rivacaju/...) #3 /home/[...]/wp-content/plugins/litespeed-cache/src/admin-display.cls.php(185): LiteSpeed GUI->show_promo() #4 /home/[...]/wp-includes/class-wp-hook.php(307): LiteSpeed Admin_Display->enqueue_scripts() #5 /home/[...]/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters() #6 /home/[...]/wp-includes/plugin.php(476): WP_Hook->do_action() #7 /home/[...]/wp-admin/admin-header.php(118): do_action() #8 /home/[...]/wp-admin/index.php(137): require_once(/home/...) #9 main thrown in /home/[...]/wp-content/plugins/litespeed-cache/src/root.cls.php on line 583 Update Cache plugin. The issue is fixed in release v5.0.1.
LiteCache Rush: Speed comes from using less, not from doing it faster
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